NPA-NXX - 850-543

This is the 850-543 subcode (NPA-NXX) prefix page. Follow a prefix to find the number you are looking for. We divide our pages up to make them more user friendly to navigate!

1. Area Codes
2. 850
3. 850-543

The 850-543 subcode mainly covers Fort Walton Beach in Okaloosa county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Florida state. Many of the numbers in this subcode are Miscellaneous registered to Sprint. We hear they employ a large number of people in the Florida office.
Recently there have been an increase in reported calls, we've had over 180822 comments across our systems for the 850-543 subcode.